MFH: r531030 r531098 r535093 r538331

devel/xeus: Update 0.23.10 -> 0.23.12

Reported by: portscout

devel/xeus: Update 0.23.12 -> 0.23.13

Reported by: portscout

devel/xeus: Update 0.23.13 -> 0.23.14

Reported by: portscout

devel/xeus: Unbreak on systems incompatible with the system where the package was built

-march=native caused SEGVs on incompatible systems

The cmake option that turned it off was renamed. I also added the NATIVE option that now drives the -march flag.

Approved by: ports-secteam (joenum)